#coding=utf-8
__author__ = 'kidd'

from lxml import etree




class Proxy(object):
    base_url = None
    fail_times = None

    def __init__(self):
        pass

    def iter_proxy(self):
        pass




class XiciDaili(Proxy):
    base_url = 'http://www.xicidaili.com/'
    fail_times = 10

